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`vec(A)=hat(j)-2hat(i)+3hat(k) " , "vec(B)= hat(i)+2hat(j)+2hat(k)` find `vec(A).vec(B)`

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`vec(A)=hat(j)-2hat(i)+3hat(k) " , "vec(B)= hat(i)+2hat(j)+2hat(k)`
find `vec(A).vec(B)`
A. 3
B. 6
C. -3
D. -6
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1 Answer

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by (90.3k points)
Correct Answer - B
`-2+2+6=6`
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